From: Thiraviyam Mariyappan <quic_tmariyap@quicinc.com>
Date: Tue, 17 Jan 2023 12:03:19 +0000 (+0200)
Subject: wifi: ath12k: dp_mon: Fix out of bounds clang warning
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=80166c42434c8deaa812443c5de73c69a7bed929;p=linux.git

wifi: ath12k: dp_mon: Fix out of bounds clang warning

Fix below out-of-bounds access warning while processing ppdu end user
stats. The size of info array is 6 but storing 7 values, Fix this with
increasing info array size to 7.

Warning:
drivers/net/wireless/ath/ath12k/dp_mon.c:623:3: warning: array index 6 is past the end of the array (that has type 'u32[6]' (aka 'unsigned int[6]')) [-Warray-bounds]

Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0-03171-QCAHKSWPL_SILICONZ-1
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Thiraviyam Mariyappan <quic_tmariyap@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20221221105529.19345-4-quic_tmariyap@quicinc.com
---

diff --git a/drivers/net/wireless/ath/ath12k/dp_mon.c b/drivers/net/wireless/ath/ath12k/dp_mon.c
index 7e9759807c886..f6f2e83f8f8e0 100644
--- a/drivers/net/wireless/ath/ath12k/dp_mon.c
+++ b/drivers/net/wireless/ath/ath12k/dp_mon.c
@@ -588,7 +588,7 @@ ath12k_dp_mon_rx_parse_status_tlv(struct ath12k_base *ab,
 				  u32 tlv_tag, u8 *tlv_data, u32 userid)
 {
 	struct hal_rx_mon_ppdu_info *ppdu_info = &pmon->mon_ppdu_info;
-	u32 info[6];
+	u32 info[7];
 
 	switch (tlv_tag) {
 	case HAL_RX_PPDU_START: {